40359520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 100638720

約数和(自身を除く): 60279200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 79, 80, 103, 124, 155, 158, 160, 206, 248, 310, 316, 395, 412, 496, 515, 620, 632, 790, 824, 992, 1030, 1240, 1264, 1580, 1648, 2060, 2449, 2480, 2528, 3160, 3193, 3296, 4120, 4898, 4960, 6320, 6386, 8137, 8240, 9796, 12245, 12640, 12772, 15965, 16274, 16480, 19592, 24490, 25544, 31930, 32548, 39184, 40685, 48980, 51088, 63860, 65096, 78368, 81370, 97960, 102176, 127720, 130192, 162740, 195920, 252247, 255440, 260384, 325480, 391840, 504494, 510880, 650960, 1008988, 1261235, 1301920, 2017976, 2522470, 4035952, 5044940, 8071904, 10089880, 20179760, 40359520]

約数ペア:

[(1, 40359520), (2, 20179760), (4, 10089880), (5, 8071904), (8, 5044940), (10, 4035952), (16, 2522470), (20, 2017976), (31, 1301920), (32, 1261235), (40, 1008988), (62, 650960), (79, 510880), (80, 504494), (103, 391840), (124, 325480), (155, 260384), (158, 255440), (160, 252247), (206, 195920), (248, 162740), (310, 130192), (316, 127720), (395, 102176), (412, 97960), (496, 81370), (515, 78368), (620, 65096), (632, 63860), (790, 51088), (824, 48980), (992, 40685), (1030, 39184), (1240, 32548), (1264, 31930), (1580, 25544), (1648, 24490), (2060, 19592), (2449, 16480), (2480, 16274), (2528, 15965), (3160, 12772), (3193, 12640), (3296, 12245), (4120, 9796), (4898, 8240), (4960, 8137), (6320, 6386)]