1980077260

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{9311}}^1$

素因数の和:9372

約数の個数: 96

約数和(自身を含む): 5006131200

約数和(自身を除く): 3026053940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 343, 434, 490, 620, 686, 868, 980, 1085, 1372, 1519, 1715, 2170, 3038, 3430, 4340, 6076, 6860, 7595, 9311, 10633, 15190, 18622, 21266, 30380, 37244, 42532, 46555, 53165, 65177, 93110, 106330, 130354, 186220, 212660, 260708, 288641, 325885, 456239, 577282, 651770, 912478, 1154564, 1303540, 1443205, 1824956, 2020487, 2281195, 2886410, 3193673, 4040974, 4562390, 5772820, 6387346, 8081948, 9124780, 10102435, 12774692, 14143409, 15968365, 20204870, 28286818, 31936730, 40409740, 56573636, 63873460, 70717045, 99003863, 141434090, 198007726, 282868180, 396015452, 495019315, 990038630, 1980077260]

約数ペア:

[(1, 1980077260), (2, 990038630), (4, 495019315), (5, 396015452), (7, 282868180), (10, 198007726), (14, 141434090), (20, 99003863), (28, 70717045), (31, 63873460), (35, 56573636), (49, 40409740), (62, 31936730), (70, 28286818), (98, 20204870), (124, 15968365), (140, 14143409), (155, 12774692), (196, 10102435), (217, 9124780), (245, 8081948), (310, 6387346), (343, 5772820), (434, 4562390), (490, 4040974), (620, 3193673), (686, 2886410), (868, 2281195), (980, 2020487), (1085, 1824956), (1372, 1443205), (1519, 1303540), (1715, 1154564), (2170, 912478), (3038, 651770), (3430, 577282), (4340, 456239), (6076, 325885), (6860, 288641), (7595, 260708), (9311, 212660), (10633, 186220), (15190, 130354), (18622, 106330), (21266, 93110), (30380, 65177), (37244, 53165), (42532, 46555)]