419206970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20029}}^1$

素因数の和:20079

約数の個数: 64

約数和(自身を含む): 969131520

約数和(自身を除く): 549924550

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 598, 805, 910, 1495, 1610, 2093, 2990, 4186, 10465, 20029, 20930, 40058, 100145, 140203, 200290, 260377, 280406, 460667, 520754, 701015, 921334, 1301885, 1402030, 1822639, 2303335, 2603770, 3224669, 3645278, 4606670, 5988671, 6449338, 9113195, 11977342, 16123345, 18226390, 29943355, 32246690, 41920697, 59886710, 83841394, 209603485, 419206970]

約数ペア:

[(1, 419206970), (2, 209603485), (5, 83841394), (7, 59886710), (10, 41920697), (13, 32246690), (14, 29943355), (23, 18226390), (26, 16123345), (35, 11977342), (46, 9113195), (65, 6449338), (70, 5988671), (91, 4606670), (115, 3645278), (130, 3224669), (161, 2603770), (182, 2303335), (230, 1822639), (299, 1402030), (322, 1301885), (455, 921334), (598, 701015), (805, 520754), (910, 460667), (1495, 280406), (1610, 260377), (2093, 200290), (2990, 140203), (4186, 100145), (10465, 40058), (20029, 20930)]