1023741520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{811}}^1$

素因数の和:1364

約数の個数: 80

約数和(自身を含む): 2464842240

約数和(自身を除く): 1441100720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 509, 620, 811, 1018, 1240, 1622, 2036, 2480, 2545, 3244, 4055, 4072, 5090, 6488, 8110, 8144, 10180, 12976, 15779, 16220, 20360, 25141, 31558, 32440, 40720, 50282, 63116, 64880, 78895, 100564, 125705, 126232, 157790, 201128, 251410, 252464, 315580, 402256, 412799, 502820, 631160, 825598, 1005640, 1262320, 1651196, 2011280, 2063995, 3302392, 4127990, 6604784, 8255980, 12796769, 16511960, 25593538, 33023920, 51187076, 63983845, 102374152, 127967690, 204748304, 255935380, 511870760, 1023741520]

約数ペア:

[(1, 1023741520), (2, 511870760), (4, 255935380), (5, 204748304), (8, 127967690), (10, 102374152), (16, 63983845), (20, 51187076), (31, 33023920), (40, 25593538), (62, 16511960), (80, 12796769), (124, 8255980), (155, 6604784), (248, 4127990), (310, 3302392), (496, 2063995), (509, 2011280), (620, 1651196), (811, 1262320), (1018, 1005640), (1240, 825598), (1622, 631160), (2036, 502820), (2480, 412799), (2545, 402256), (3244, 315580), (4055, 252464), (4072, 251410), (5090, 201128), (6488, 157790), (8110, 126232), (8144, 125705), (10180, 100564), (12976, 78895), (15779, 64880), (16220, 63116), (20360, 50282), (25141, 40720), (31558, 32440)]