2216498440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{69877}}^1$

素因数の和:69962

約数の個数: 64

約数和(自身を含む): 5458869360

約数和(自身を除く): 3242370920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 7930, 15860, 31720, 69877, 139754, 279508, 349385, 559016, 698770, 908401, 1397540, 1816802, 2795080, 3633604, 4262497, 4542005, 7267208, 8524994, 9084010, 17049988, 18168020, 21312485, 34099976, 36336040, 42624970, 55412461, 85249940, 110824922, 170499880, 221649844, 277062305, 443299688, 554124610, 1108249220, 2216498440]

約数ペア:

[(1, 2216498440), (2, 1108249220), (4, 554124610), (5, 443299688), (8, 277062305), (10, 221649844), (13, 170499880), (20, 110824922), (26, 85249940), (40, 55412461), (52, 42624970), (61, 36336040), (65, 34099976), (104, 21312485), (122, 18168020), (130, 17049988), (244, 9084010), (260, 8524994), (305, 7267208), (488, 4542005), (520, 4262497), (610, 3633604), (793, 2795080), (1220, 1816802), (1586, 1397540), (2440, 908401), (3172, 698770), (3965, 559016), (6344, 349385), (7930, 279508), (15860, 139754), (31720, 69877)]