20120923080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{673391}}^1$

素因数の和:673491

約数の個数: 96

約数和(自身を含む): 66180965760

約数和(自身を除く): 46060042680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 83, 90, 120, 166, 180, 249, 332, 360, 415, 498, 664, 747, 830, 996, 1245, 1494, 1660, 1992, 2490, 2988, 3320, 3735, 4980, 5976, 7470, 9960, 14940, 29880, 673391, 1346782, 2020173, 2693564, 3366955, 4040346, 5387128, 6060519, 6733910, 8080692, 10100865, 12121038, 13467820, 16161384, 20201730, 24242076, 26935640, 30302595, 40403460, 48484152, 55891453, 60605190, 80806920, 111782906, 121210380, 167674359, 223565812, 242420760, 279457265, 335348718, 447131624, 503023077, 558914530, 670697436, 838371795, 1006046154, 1117829060, 1341394872, 1676743590, 2012092308, 2235658120, 2515115385, 3353487180, 4024184616, 5030230770, 6706974360, 10060461540, 20120923080]

約数ペア:

[(1, 20120923080), (2, 10060461540), (3, 6706974360), (4, 5030230770), (5, 4024184616), (6, 3353487180), (8, 2515115385), (9, 2235658120), (10, 2012092308), (12, 1676743590), (15, 1341394872), (18, 1117829060), (20, 1006046154), (24, 838371795), (30, 670697436), (36, 558914530), (40, 503023077), (45, 447131624), (60, 335348718), (72, 279457265), (83, 242420760), (90, 223565812), (120, 167674359), (166, 121210380), (180, 111782906), (249, 80806920), (332, 60605190), (360, 55891453), (415, 48484152), (498, 40403460), (664, 30302595), (747, 26935640), (830, 24242076), (996, 20201730), (1245, 16161384), (1494, 13467820), (1660, 12121038), (1992, 10100865), (2490, 8080692), (2988, 6733910), (3320, 6060519), (3735, 5387128), (4980, 4040346), (5976, 3366955), (7470, 2693564), (9960, 2020173), (14940, 1346782), (29880, 673391)]