23019980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 50512896

約数和(自身を除く): 27492916

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 107, 124, 155, 214, 310, 347, 428, 535, 620, 694, 1070, 1388, 1735, 2140, 3317, 3470, 6634, 6940, 10757, 13268, 16585, 21514, 33170, 37129, 43028, 53785, 66340, 74258, 107570, 148516, 185645, 215140, 371290, 742580, 1150999, 2301998, 4603996, 5754995, 11509990, 23019980]

約数ペア:

[(1, 23019980), (2, 11509990), (4, 5754995), (5, 4603996), (10, 2301998), (20, 1150999), (31, 742580), (62, 371290), (107, 215140), (124, 185645), (155, 148516), (214, 107570), (310, 74258), (347, 66340), (428, 53785), (535, 43028), (620, 37129), (694, 33170), (1070, 21514), (1388, 16585), (1735, 13268), (2140, 10757), (3317, 6940), (3470, 6634)]