40617440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 104509440

約数和(自身を除く): 63892000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 431, 496, 589, 608, 620, 760, 862, 992, 1178, 1240, 1520, 1724, 2155, 2356, 2480, 2945, 3040, 3448, 4310, 4712, 4960, 5890, 6896, 8189, 8620, 9424, 11780, 13361, 13792, 16378, 17240, 18848, 23560, 26722, 32756, 34480, 40945, 47120, 53444, 65512, 66805, 68960, 81890, 94240, 106888, 131024, 133610, 163780, 213776, 253859, 262048, 267220, 327560, 427552, 507718, 534440, 655120, 1015436, 1068880, 1269295, 1310240, 2030872, 2137760, 2538590, 4061744, 5077180, 8123488, 10154360, 20308720, 40617440]

約数ペア:

[(1, 40617440), (2, 20308720), (4, 10154360), (5, 8123488), (8, 5077180), (10, 4061744), (16, 2538590), (19, 2137760), (20, 2030872), (31, 1310240), (32, 1269295), (38, 1068880), (40, 1015436), (62, 655120), (76, 534440), (80, 507718), (95, 427552), (124, 327560), (152, 267220), (155, 262048), (160, 253859), (190, 213776), (248, 163780), (304, 133610), (310, 131024), (380, 106888), (431, 94240), (496, 81890), (589, 68960), (608, 66805), (620, 65512), (760, 53444), (862, 47120), (992, 40945), (1178, 34480), (1240, 32756), (1520, 26722), (1724, 23560), (2155, 18848), (2356, 17240), (2480, 16378), (2945, 13792), (3040, 13361), (3448, 11780), (4310, 9424), (4712, 8620), (4960, 8189), (5890, 6896)]