420710360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11831}}^1$

素因数の和:11976

約数の個数: 64

約数和(自身を含む): 1090437120

約数和(自身を除く): 669726760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3556, 4445, 5080, 7112, 8890, 11831, 17780, 23662, 35560, 47324, 59155, 82817, 94648, 118310, 165634, 236620, 331268, 414085, 473240, 662536, 828170, 1502537, 1656340, 3005074, 3312680, 6010148, 7512685, 10517759, 12020296, 15025370, 21035518, 30050740, 42071036, 52588795, 60101480, 84142072, 105177590, 210355180, 420710360]

約数ペア:

[(1, 420710360), (2, 210355180), (4, 105177590), (5, 84142072), (7, 60101480), (8, 52588795), (10, 42071036), (14, 30050740), (20, 21035518), (28, 15025370), (35, 12020296), (40, 10517759), (56, 7512685), (70, 6010148), (127, 3312680), (140, 3005074), (254, 1656340), (280, 1502537), (508, 828170), (635, 662536), (889, 473240), (1016, 414085), (1270, 331268), (1778, 236620), (2540, 165634), (3556, 118310), (4445, 94648), (5080, 82817), (7112, 59155), (8890, 47324), (11831, 35560), (17780, 23662)]