42907720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34603}}^1$

素因数の和:34645

約数の個数: 32

約数和(自身を含む): 99659520

約数和(自身を除く): 56751800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 34603, 69206, 138412, 173015, 276824, 346030, 692060, 1072693, 1384120, 2145386, 4290772, 5363465, 8581544, 10726930, 21453860, 42907720]

約数ペア:

[(1, 42907720), (2, 21453860), (4, 10726930), (5, 8581544), (8, 5363465), (10, 4290772), (20, 2145386), (31, 1384120), (40, 1072693), (62, 692060), (124, 346030), (155, 276824), (248, 173015), (310, 138412), (620, 69206), (1240, 34603)]