831036220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{457}}^1$

素因数の和:923

約数の個数: 96

約数和(自身を含む): 2068254720

約数和(自身を除く): 1237218500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 419, 434, 457, 620, 838, 868, 914, 1085, 1676, 1828, 2095, 2170, 2285, 2933, 3199, 4190, 4340, 4570, 5866, 6398, 8380, 9140, 11732, 12796, 12989, 14167, 14665, 15995, 25978, 28334, 29330, 31990, 51956, 56668, 58660, 63980, 64945, 70835, 90923, 99169, 129890, 141670, 181846, 191483, 198338, 259780, 283340, 363692, 382966, 396676, 454615, 495845, 765932, 909230, 957415, 991690, 1340381, 1818460, 1914830, 1983380, 2680762, 3829660, 5361524, 5935973, 6701905, 11871946, 13403810, 23743892, 26807620, 29679865, 41551811, 59359730, 83103622, 118719460, 166207244, 207759055, 415518110, 831036220]

約数ペア:

[(1, 831036220), (2, 415518110), (4, 207759055), (5, 166207244), (7, 118719460), (10, 83103622), (14, 59359730), (20, 41551811), (28, 29679865), (31, 26807620), (35, 23743892), (62, 13403810), (70, 11871946), (124, 6701905), (140, 5935973), (155, 5361524), (217, 3829660), (310, 2680762), (419, 1983380), (434, 1914830), (457, 1818460), (620, 1340381), (838, 991690), (868, 957415), (914, 909230), (1085, 765932), (1676, 495845), (1828, 454615), (2095, 396676), (2170, 382966), (2285, 363692), (2933, 283340), (3199, 259780), (4190, 198338), (4340, 191483), (4570, 181846), (5866, 141670), (6398, 129890), (8380, 99169), (9140, 90923), (11732, 70835), (12796, 64945), (12989, 63980), (14167, 58660), (14665, 56668), (15995, 51956), (25978, 31990), (28334, 29330)]