40418520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19813}}^1$

素因数の和:19844

約数の個数: 64

約数和(自身を含む): 128394720

約数和(自身を除く): 87976200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 19813, 39626, 59439, 79252, 99065, 118878, 158504, 198130, 237756, 297195, 336821, 396260, 475512, 594390, 673642, 792520, 1010463, 1188780, 1347284, 1684105, 2020926, 2377560, 2694568, 3368210, 4041852, 5052315, 6736420, 8083704, 10104630, 13472840, 20209260, 40418520]

約数ペア:

[(1, 40418520), (2, 20209260), (3, 13472840), (4, 10104630), (5, 8083704), (6, 6736420), (8, 5052315), (10, 4041852), (12, 3368210), (15, 2694568), (17, 2377560), (20, 2020926), (24, 1684105), (30, 1347284), (34, 1188780), (40, 1010463), (51, 792520), (60, 673642), (68, 594390), (85, 475512), (102, 396260), (120, 336821), (136, 297195), (170, 237756), (204, 198130), (255, 158504), (340, 118878), (408, 99065), (510, 79252), (680, 59439), (1020, 39626), (2040, 19813)]