39847640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2333}}^1$

素因数の和:2412

約数の個数: 64

約数和(自身を含む): 104189760

約数和(自身を除く): 64342120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2333, 2440, 3416, 4270, 4666, 8540, 9332, 11665, 16331, 17080, 18664, 23330, 32662, 46660, 65324, 81655, 93320, 130648, 142313, 163310, 284626, 326620, 569252, 653240, 711565, 996191, 1138504, 1423130, 1992382, 2846260, 3984764, 4980955, 5692520, 7969528, 9961910, 19923820, 39847640]

約数ペア:

[(1, 39847640), (2, 19923820), (4, 9961910), (5, 7969528), (7, 5692520), (8, 4980955), (10, 3984764), (14, 2846260), (20, 1992382), (28, 1423130), (35, 1138504), (40, 996191), (56, 711565), (61, 653240), (70, 569252), (122, 326620), (140, 284626), (244, 163310), (280, 142313), (305, 130648), (427, 93320), (488, 81655), (610, 65324), (854, 46660), (1220, 32662), (1708, 23330), (2135, 18664), (2333, 17080), (2440, 16331), (3416, 11665), (4270, 9332), (4666, 8540)]