291259540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101839}}^1$

素因数の和:101872

約数の個数: 48

約数和(自身を含む): 718583040

約数和(自身を除く): 427323500

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 101839, 203678, 407356, 509195, 1018390, 1120229, 1323907, 2036780, 2240458, 2647814, 4480916, 5295628, 5601145, 6619535, 11202290, 13239070, 14562977, 22404580, 26478140, 29125954, 58251908, 72814885, 145629770, 291259540]

約数ペア:

[(1, 291259540), (2, 145629770), (4, 72814885), (5, 58251908), (10, 29125954), (11, 26478140), (13, 22404580), (20, 14562977), (22, 13239070), (26, 11202290), (44, 6619535), (52, 5601145), (55, 5295628), (65, 4480916), (110, 2647814), (130, 2240458), (143, 2036780), (220, 1323907), (260, 1120229), (286, 1018390), (572, 509195), (715, 407356), (1430, 203678), (2860, 101839)]