40997440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:660

約数の個数: 112

約数和(自身を含む): 112288320

約数和(自身を除く): 71290880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 613, 704, 760, 836, 880, 1045, 1216, 1226, 1520, 1672, 1760, 2090, 2452, 3040, 3065, 3344, 3520, 4180, 4904, 6080, 6130, 6688, 6743, 8360, 9808, 11647, 12260, 13376, 13486, 16720, 19616, 23294, 24520, 26972, 33440, 33715, 39232, 46588, 49040, 53944, 58235, 66880, 67430, 93176, 98080, 107888, 116470, 128117, 134860, 186352, 196160, 215776, 232940, 256234, 269720, 372704, 431552, 465880, 512468, 539440, 640585, 745408, 931760, 1024936, 1078880, 1281170, 1863520, 2049872, 2157760, 2562340, 3727040, 4099744, 5124680, 8199488, 10249360, 20498720, 40997440]

約数ペア:

[(1, 40997440), (2, 20498720), (4, 10249360), (5, 8199488), (8, 5124680), (10, 4099744), (11, 3727040), (16, 2562340), (19, 2157760), (20, 2049872), (22, 1863520), (32, 1281170), (38, 1078880), (40, 1024936), (44, 931760), (55, 745408), (64, 640585), (76, 539440), (80, 512468), (88, 465880), (95, 431552), (110, 372704), (152, 269720), (160, 256234), (176, 232940), (190, 215776), (209, 196160), (220, 186352), (304, 134860), (320, 128117), (352, 116470), (380, 107888), (418, 98080), (440, 93176), (608, 67430), (613, 66880), (704, 58235), (760, 53944), (836, 49040), (880, 46588), (1045, 39232), (1216, 33715), (1226, 33440), (1520, 26972), (1672, 24520), (1760, 23294), (2090, 19616), (2452, 16720), (3040, 13486), (3065, 13376), (3344, 12260), (3520, 11647), (4180, 9808), (4904, 8360), (6080, 6743), (6130, 6688)]