7807100140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1798871}}^1$

素因数の和:1798918

約数の個数: 48

約数和(自身を含む): 19341471744

約数和(自身を除く): 11534371604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 1798871, 3597742, 7195484, 8994355, 12592097, 17988710, 25184194, 35977420, 50368388, 55765001, 62960485, 111530002, 125920970, 223060004, 251841940, 278825005, 390355007, 557650010, 780710014, 1115300020, 1561420028, 1951775035, 3903550070, 7807100140]

約数ペア:

[(1, 7807100140), (2, 3903550070), (4, 1951775035), (5, 1561420028), (7, 1115300020), (10, 780710014), (14, 557650010), (20, 390355007), (28, 278825005), (31, 251841940), (35, 223060004), (62, 125920970), (70, 111530002), (124, 62960485), (140, 55765001), (155, 50368388), (217, 35977420), (310, 25184194), (434, 17988710), (620, 12592097), (868, 8994355), (1085, 7195484), (2170, 3597742), (4340, 1798871)]