22398740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 59910144

約数和(自身を除く): 37511404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 397, 403, 434, 455, 620, 794, 806, 868, 910, 1085, 1588, 1612, 1820, 1985, 2015, 2170, 2779, 2821, 3970, 4030, 4340, 5161, 5558, 5642, 7940, 8060, 10322, 11116, 11284, 12307, 13895, 14105, 20644, 24614, 25805, 27790, 28210, 36127, 49228, 51610, 55580, 56420, 61535, 72254, 86149, 103220, 123070, 144508, 159991, 172298, 180635, 246140, 319982, 344596, 361270, 430745, 639964, 722540, 799955, 861490, 1119937, 1599910, 1722980, 2239874, 3199820, 4479748, 5599685, 11199370, 22398740]

約数ペア:

[(1, 22398740), (2, 11199370), (4, 5599685), (5, 4479748), (7, 3199820), (10, 2239874), (13, 1722980), (14, 1599910), (20, 1119937), (26, 861490), (28, 799955), (31, 722540), (35, 639964), (52, 430745), (62, 361270), (65, 344596), (70, 319982), (91, 246140), (124, 180635), (130, 172298), (140, 159991), (155, 144508), (182, 123070), (217, 103220), (260, 86149), (310, 72254), (364, 61535), (397, 56420), (403, 55580), (434, 51610), (455, 49228), (620, 36127), (794, 28210), (806, 27790), (868, 25805), (910, 24614), (1085, 20644), (1588, 14105), (1612, 13895), (1820, 12307), (1985, 11284), (2015, 11116), (2170, 10322), (2779, 8060), (2821, 7940), (3970, 5642), (4030, 5558), (4340, 5161)]