20295220410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1\times {\mathrm{2677}}^1$

素因数の和:3389

約数の個数: 128

約数和(自身を含む): 55484732160

約数和(自身を除く): 35189511750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 653, 774, 1161, 1290, 1306, 1935, 1959, 2322, 2677, 3265, 3870, 3918, 5354, 5805, 5877, 6530, 8031, 9795, 11610, 11754, 13385, 16062, 17631, 19590, 24093, 26770, 28079, 29385, 35262, 40155, 48186, 56158, 58770, 72279, 80310, 84237, 88155, 115111, 120465, 140395, 144558, 168474, 176310, 230222, 240930, 252711, 280790, 345333, 361395, 421185, 505422, 575555, 690666, 722790, 758133, 842370, 1035999, 1151110, 1263555, 1516266, 1726665, 1748081, 2071998, 2527110, 3107997, 3453330, 3496162, 3790665, 5179995, 5244243, 6215994, 7581330, 8740405, 10359990, 10488486, 15539985, 15732729, 17480810, 26221215, 31079970, 31465458, 47198187, 52442430, 75167483, 78663645, 94396374, 150334966, 157327290, 225502449, 235990935, 375837415, 451004898, 471981870, 676507347, 751674830, 1127512245, 1353014694, 2029522041, 2255024490, 3382536735, 4059044082, 6765073470, 10147610205, 20295220410]

約数ペア:

[(1, 20295220410), (2, 10147610205), (3, 6765073470), (5, 4059044082), (6, 3382536735), (9, 2255024490), (10, 2029522041), (15, 1353014694), (18, 1127512245), (27, 751674830), (30, 676507347), (43, 471981870), (45, 451004898), (54, 375837415), (86, 235990935), (90, 225502449), (129, 157327290), (135, 150334966), (215, 94396374), (258, 78663645), (270, 75167483), (387, 52442430), (430, 47198187), (645, 31465458), (653, 31079970), (774, 26221215), (1161, 17480810), (1290, 15732729), (1306, 15539985), (1935, 10488486), (1959, 10359990), (2322, 8740405), (2677, 7581330), (3265, 6215994), (3870, 5244243), (3918, 5179995), (5354, 3790665), (5805, 3496162), (5877, 3453330), (6530, 3107997), (8031, 2527110), (9795, 2071998), (11610, 1748081), (11754, 1726665), (13385, 1516266), (16062, 1263555), (17631, 1151110), (19590, 1035999), (24093, 842370), (26770, 758133), (28079, 722790), (29385, 690666), (35262, 575555), (40155, 505422), (48186, 421185), (56158, 361395), (58770, 345333), (72279, 280790), (80310, 252711), (84237, 240930), (88155, 230222), (115111, 176310), (120465, 168474), (140395, 144558)]