27027760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 67513536

約数和(自身を除く): 40485776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 397, 460, 592, 740, 794, 851, 920, 1480, 1588, 1702, 1840, 1985, 2960, 3176, 3404, 3970, 4255, 6352, 6808, 7940, 8510, 9131, 13616, 14689, 15880, 17020, 18262, 29378, 31760, 34040, 36524, 45655, 58756, 68080, 73048, 73445, 91310, 117512, 146096, 146890, 182620, 235024, 293780, 337847, 365240, 587560, 675694, 730480, 1175120, 1351388, 1689235, 2702776, 3378470, 5405552, 6756940, 13513880, 27027760]

約数ペア:

[(1, 27027760), (2, 13513880), (4, 6756940), (5, 5405552), (8, 3378470), (10, 2702776), (16, 1689235), (20, 1351388), (23, 1175120), (37, 730480), (40, 675694), (46, 587560), (74, 365240), (80, 337847), (92, 293780), (115, 235024), (148, 182620), (184, 146890), (185, 146096), (230, 117512), (296, 91310), (368, 73445), (370, 73048), (397, 68080), (460, 58756), (592, 45655), (740, 36524), (794, 34040), (851, 31760), (920, 29378), (1480, 18262), (1588, 17020), (1702, 15880), (1840, 14689), (1985, 13616), (2960, 9131), (3176, 8510), (3404, 7940), (3970, 6808), (4255, 6352)]