40915970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1483}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 76930560

約数和(自身を除く): 36014590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1483, 2759, 2966, 5518, 7415, 13795, 14830, 27590, 45973, 91946, 131987, 229865, 263974, 459730, 659935, 1319870, 4091597, 8183194, 20457985, 40915970]

約数ペア:

[(1, 40915970), (2, 20457985), (5, 8183194), (10, 4091597), (31, 1319870), (62, 659935), (89, 459730), (155, 263974), (178, 229865), (310, 131987), (445, 91946), (890, 45973), (1483, 27590), (2759, 14830), (2966, 13795), (5518, 7415)]