40267840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 112

約数和(自身を含む): 104241600

約数和(自身を除く): 63973760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 148, 152, 160, 179, 185, 190, 296, 304, 320, 358, 370, 380, 592, 608, 703, 716, 740, 760, 895, 1184, 1216, 1406, 1432, 1480, 1520, 1790, 2368, 2812, 2864, 2960, 3040, 3401, 3515, 3580, 5624, 5728, 5920, 6080, 6623, 6802, 7030, 7160, 11248, 11456, 11840, 13246, 13604, 14060, 14320, 17005, 22496, 26492, 27208, 28120, 28640, 33115, 34010, 44992, 52984, 54416, 56240, 57280, 66230, 68020, 105968, 108832, 112480, 125837, 132460, 136040, 211936, 217664, 224960, 251674, 264920, 272080, 423872, 503348, 529840, 544160, 629185, 1006696, 1059680, 1088320, 1258370, 2013392, 2119360, 2516740, 4026784, 5033480, 8053568, 10066960, 20133920, 40267840]

約数ペア:

[(1, 40267840), (2, 20133920), (4, 10066960), (5, 8053568), (8, 5033480), (10, 4026784), (16, 2516740), (19, 2119360), (20, 2013392), (32, 1258370), (37, 1088320), (38, 1059680), (40, 1006696), (64, 629185), (74, 544160), (76, 529840), (80, 503348), (95, 423872), (148, 272080), (152, 264920), (160, 251674), (179, 224960), (185, 217664), (190, 211936), (296, 136040), (304, 132460), (320, 125837), (358, 112480), (370, 108832), (380, 105968), (592, 68020), (608, 66230), (703, 57280), (716, 56240), (740, 54416), (760, 52984), (895, 44992), (1184, 34010), (1216, 33115), (1406, 28640), (1432, 28120), (1480, 27208), (1520, 26492), (1790, 22496), (2368, 17005), (2812, 14320), (2864, 14060), (2960, 13604), (3040, 13246), (3401, 11840), (3515, 11456), (3580, 11248), (5624, 7160), (5728, 7030), (5920, 6802), (6080, 6623)]