15388360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 37784880

約数和(自身を除く): 22396520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 293, 404, 505, 520, 586, 808, 1010, 1172, 1313, 1465, 2020, 2344, 2626, 2930, 3809, 4040, 5252, 5860, 6565, 7618, 10504, 11720, 13130, 15236, 19045, 26260, 29593, 30472, 38090, 52520, 59186, 76180, 118372, 147965, 152360, 236744, 295930, 384709, 591860, 769418, 1183720, 1538836, 1923545, 3077672, 3847090, 7694180, 15388360]

約数ペア:

[(1, 15388360), (2, 7694180), (4, 3847090), (5, 3077672), (8, 1923545), (10, 1538836), (13, 1183720), (20, 769418), (26, 591860), (40, 384709), (52, 295930), (65, 236744), (101, 152360), (104, 147965), (130, 118372), (202, 76180), (260, 59186), (293, 52520), (404, 38090), (505, 30472), (520, 29593), (586, 26260), (808, 19045), (1010, 15236), (1172, 13130), (1313, 11720), (1465, 10504), (2020, 7618), (2344, 6565), (2626, 5860), (2930, 5252), (3809, 4040)]