936406640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47389}}^1$

素因数の和:47434

約数の個数: 80

約数和(自身を含む): 2468071200

約数和(自身を除く): 1531664560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 47389, 94778, 189556, 236945, 379112, 473890, 616057, 758224, 900391, 947780, 1232114, 1800782, 1895560, 2464228, 3080285, 3601564, 3791120, 4501955, 4928456, 6160570, 7203128, 9003910, 9856912, 11705083, 12321140, 14406256, 18007820, 23410166, 24642280, 36015640, 46820332, 49284560, 58525415, 72031280, 93640664, 117050830, 187281328, 234101660, 468203320, 936406640]

約数ペア:

[(1, 936406640), (2, 468203320), (4, 234101660), (5, 187281328), (8, 117050830), (10, 93640664), (13, 72031280), (16, 58525415), (19, 49284560), (20, 46820332), (26, 36015640), (38, 24642280), (40, 23410166), (52, 18007820), (65, 14406256), (76, 12321140), (80, 11705083), (95, 9856912), (104, 9003910), (130, 7203128), (152, 6160570), (190, 4928456), (208, 4501955), (247, 3791120), (260, 3601564), (304, 3080285), (380, 2464228), (494, 1895560), (520, 1800782), (760, 1232114), (988, 947780), (1040, 900391), (1235, 758224), (1520, 616057), (1976, 473890), (2470, 379112), (3952, 236945), (4940, 189556), (9880, 94778), (19760, 47389)]