98994940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2203

約数の個数: 72

約数和(自身を含む): 240644880

約数和(自身を除く): 141649940

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2153, 2299, 2420, 4180, 4306, 4598, 8612, 9196, 10765, 11495, 21530, 22990, 23683, 40907, 43060, 45980, 47366, 81814, 94732, 118415, 163628, 204535, 236830, 260513, 409070, 449977, 473660, 521026, 818140, 899954, 1042052, 1302565, 1799908, 2249885, 2605130, 4499770, 4949747, 5210260, 8999540, 9899494, 19798988, 24748735, 49497470, 98994940]

約数ペア:

[(1, 98994940), (2, 49497470), (4, 24748735), (5, 19798988), (10, 9899494), (11, 8999540), (19, 5210260), (20, 4949747), (22, 4499770), (38, 2605130), (44, 2249885), (55, 1799908), (76, 1302565), (95, 1042052), (110, 899954), (121, 818140), (190, 521026), (209, 473660), (220, 449977), (242, 409070), (380, 260513), (418, 236830), (484, 204535), (605, 163628), (836, 118415), (1045, 94732), (1210, 81814), (2090, 47366), (2153, 45980), (2299, 43060), (2420, 40907), (4180, 23683), (4306, 22990), (4598, 21530), (8612, 11495), (9196, 10765)]