12201788740

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{523}}^1\times {\mathrm{2239}}^1$

素因数の和:3292

約数の個数: 48

約数和(自身を含む): 25733514240

約数和(自身を除く): 13531725500

約数列:

[1, 2, 4, 5, 10, 20, 521, 523, 1042, 1046, 2084, 2092, 2239, 2605, 2615, 4478, 5210, 5230, 8956, 10420, 10460, 11195, 22390, 44780, 272483, 544966, 1089932, 1166519, 1170997, 1362415, 2333038, 2341994, 2724830, 4666076, 4683988, 5449660, 5832595, 5854985, 11665190, 11709970, 23330380, 23419940, 610089437, 1220178874, 2440357748, 3050447185, 6100894370, 12201788740]

約数ペア:

[(1, 12201788740), (2, 6100894370), (4, 3050447185), (5, 2440357748), (10, 1220178874), (20, 610089437), (521, 23419940), (523, 23330380), (1042, 11709970), (1046, 11665190), (2084, 5854985), (2092, 5832595), (2239, 5449660), (2605, 4683988), (2615, 4666076), (4478, 2724830), (5210, 2341994), (5230, 2333038), (8956, 1362415), (10420, 1170997), (10460, 1166519), (11195, 1089932), (22390, 544966), (44780, 272483)]