38696840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10631}}^1$

素因数の和:10662

約数の個数: 64

約数和(自身を含む): 107170560

約数和(自身を除く): 68473720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 10631, 21262, 42524, 53155, 74417, 85048, 106310, 138203, 148834, 212620, 276406, 297668, 372085, 425240, 552812, 595336, 691015, 744170, 967421, 1105624, 1382030, 1488340, 1934842, 2764060, 2976680, 3869684, 4837105, 5528120, 7739368, 9674210, 19348420, 38696840]

約数ペア:

[(1, 38696840), (2, 19348420), (4, 9674210), (5, 7739368), (7, 5528120), (8, 4837105), (10, 3869684), (13, 2976680), (14, 2764060), (20, 1934842), (26, 1488340), (28, 1382030), (35, 1105624), (40, 967421), (52, 744170), (56, 691015), (65, 595336), (70, 552812), (91, 425240), (104, 372085), (130, 297668), (140, 276406), (182, 212620), (260, 148834), (280, 138203), (364, 106310), (455, 85048), (520, 74417), (728, 53155), (910, 42524), (1820, 21262), (3640, 10631)]