614380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 1481760

約数和(自身を除く): 867380

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 139, 170, 221, 260, 278, 340, 442, 556, 695, 884, 1105, 1390, 1807, 2210, 2363, 2780, 3614, 4420, 4726, 7228, 9035, 9452, 11815, 18070, 23630, 30719, 36140, 47260, 61438, 122876, 153595, 307190, 614380]

約数ペア:

[(1, 614380), (2, 307190), (4, 153595), (5, 122876), (10, 61438), (13, 47260), (17, 36140), (20, 30719), (26, 23630), (34, 18070), (52, 11815), (65, 9452), (68, 9035), (85, 7228), (130, 4726), (139, 4420), (170, 3614), (221, 2780), (260, 2363), (278, 2210), (340, 1807), (442, 1390), (556, 1105), (695, 884)]