40132864

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 86992640

約数和(自身を除く): 46859776

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 223, 256, 296, 304, 446, 592, 608, 703, 892, 1184, 1216, 1406, 1784, 2368, 2432, 2812, 3568, 4237, 4736, 4864, 5624, 7136, 8251, 8474, 9472, 11248, 14272, 16502, 16948, 22496, 28544, 33004, 33896, 44992, 57088, 66008, 67792, 89984, 132016, 135584, 156769, 179968, 264032, 271168, 313538, 528064, 542336, 627076, 1056128, 1084672, 1254152, 2112256, 2508304, 5016608, 10033216, 20066432, 40132864]

約数ペア:

[(1, 40132864), (2, 20066432), (4, 10033216), (8, 5016608), (16, 2508304), (19, 2112256), (32, 1254152), (37, 1084672), (38, 1056128), (64, 627076), (74, 542336), (76, 528064), (128, 313538), (148, 271168), (152, 264032), (223, 179968), (256, 156769), (296, 135584), (304, 132016), (446, 89984), (592, 67792), (608, 66008), (703, 57088), (892, 44992), (1184, 33896), (1216, 33004), (1406, 28544), (1784, 22496), (2368, 16948), (2432, 16502), (2812, 14272), (3568, 11248), (4237, 9472), (4736, 8474), (4864, 8251), (5624, 7136)]