171942940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{28753}}^1$

素因数の和:28798

約数の個数: 48

約数和(自身を含む): 405776448

約数和(自身を除く): 233833508

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 28753, 57506, 115012, 143765, 287530, 373789, 575060, 661319, 747578, 1322638, 1495156, 1868945, 2645276, 3306595, 3737890, 6613190, 7475780, 8597147, 13226380, 17194294, 34388588, 42985735, 85971470, 171942940]

約数ペア:

[(1, 171942940), (2, 85971470), (4, 42985735), (5, 34388588), (10, 17194294), (13, 13226380), (20, 8597147), (23, 7475780), (26, 6613190), (46, 3737890), (52, 3306595), (65, 2645276), (92, 1868945), (115, 1495156), (130, 1322638), (230, 747578), (260, 661319), (299, 575060), (460, 373789), (598, 287530), (1196, 143765), (1495, 115012), (2990, 57506), (5980, 28753)]