1355406580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{100999}}^1$

素因数の和:101080

約数の個数: 48

約数和(自身を含む): 3156048000

約数和(自身を除く): 1800641420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 100999, 201998, 403996, 504995, 1009990, 1110989, 2019980, 2221978, 4443956, 5554945, 6160939, 11109890, 12321878, 22219780, 24643756, 30804695, 61609390, 67770329, 123218780, 135540658, 271081316, 338851645, 677703290, 1355406580]

約数ペア:

[(1, 1355406580), (2, 677703290), (4, 338851645), (5, 271081316), (10, 135540658), (11, 123218780), (20, 67770329), (22, 61609390), (44, 30804695), (55, 24643756), (61, 22219780), (110, 12321878), (122, 11109890), (220, 6160939), (244, 5554945), (305, 4443956), (610, 2221978), (671, 2019980), (1220, 1110989), (1342, 1009990), (2684, 504995), (3355, 403996), (6710, 201998), (13420, 100999)]