2471479640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{180137}}^1$

素因数の和:180169

約数の個数: 64

約数和(自身を含む): 6484968000

約数和(自身を除く): 4013488360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 180137, 360274, 720548, 900685, 1260959, 1441096, 1801370, 2521918, 3602740, 5043836, 6304795, 7205480, 8826713, 10087672, 12609590, 17653426, 25219180, 35306852, 44133565, 50438360, 61786991, 70613704, 88267130, 123573982, 176534260, 247147964, 308934955, 353068520, 494295928, 617869910, 1235739820, 2471479640]

約数ペア:

[(1, 2471479640), (2, 1235739820), (4, 617869910), (5, 494295928), (7, 353068520), (8, 308934955), (10, 247147964), (14, 176534260), (20, 123573982), (28, 88267130), (35, 70613704), (40, 61786991), (49, 50438360), (56, 44133565), (70, 35306852), (98, 25219180), (140, 17653426), (196, 12609590), (245, 10087672), (280, 8826713), (343, 7205480), (392, 6304795), (490, 5043836), (686, 3602740), (980, 2521918), (1372, 1801370), (1715, 1441096), (1960, 1260959), (2744, 900685), (3430, 720548), (6860, 360274), (13720, 180137)]