19980527730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{751}}^1\times {\mathrm{6983}}^1$

素因数の和:7871

約数の個数: 64

約数和(自身を含む): 48402137088

約数和(自身を除く): 28421609358

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 751, 762, 1270, 1502, 1905, 2253, 3755, 3810, 4506, 6983, 7510, 11265, 13966, 20949, 22530, 34915, 41898, 69830, 95377, 104745, 190754, 209490, 286131, 476885, 572262, 886841, 953770, 1430655, 1773682, 2660523, 2861310, 4434205, 5244233, 5321046, 8868410, 10488466, 13302615, 15732699, 26221165, 26605230, 31465398, 52442330, 78663495, 157326990, 666017591, 1332035182, 1998052773, 3330087955, 3996105546, 6660175910, 9990263865, 19980527730]

約数ペア:

[(1, 19980527730), (2, 9990263865), (3, 6660175910), (5, 3996105546), (6, 3330087955), (10, 1998052773), (15, 1332035182), (30, 666017591), (127, 157326990), (254, 78663495), (381, 52442330), (635, 31465398), (751, 26605230), (762, 26221165), (1270, 15732699), (1502, 13302615), (1905, 10488466), (2253, 8868410), (3755, 5321046), (3810, 5244233), (4506, 4434205), (6983, 2861310), (7510, 2660523), (11265, 1773682), (13966, 1430655), (20949, 953770), (22530, 886841), (34915, 572262), (41898, 476885), (69830, 286131), (95377, 209490), (104745, 190754)]