898365740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{863}}^1$

素因数の和:999

約数の個数: 96

約数和(自身を含む): 2062319616

約数和(自身を除く): 1163953876

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 73, 92, 115, 124, 146, 155, 230, 292, 310, 365, 460, 620, 713, 730, 863, 1426, 1460, 1679, 1726, 2263, 2852, 3358, 3452, 3565, 4315, 4526, 6716, 7130, 8395, 8630, 9052, 11315, 14260, 16790, 17260, 19849, 22630, 26753, 33580, 39698, 45260, 52049, 53506, 62999, 79396, 99245, 104098, 107012, 125998, 133765, 198490, 208196, 251996, 260245, 267530, 314995, 396980, 520490, 535060, 615319, 629990, 1040980, 1230638, 1259980, 1448977, 1952969, 2461276, 2897954, 3076595, 3905938, 5795908, 6153190, 7244885, 7811876, 9764845, 12306380, 14489770, 19529690, 28979540, 39059380, 44918287, 89836574, 179673148, 224591435, 449182870, 898365740]

約数ペア:

[(1, 898365740), (2, 449182870), (4, 224591435), (5, 179673148), (10, 89836574), (20, 44918287), (23, 39059380), (31, 28979540), (46, 19529690), (62, 14489770), (73, 12306380), (92, 9764845), (115, 7811876), (124, 7244885), (146, 6153190), (155, 5795908), (230, 3905938), (292, 3076595), (310, 2897954), (365, 2461276), (460, 1952969), (620, 1448977), (713, 1259980), (730, 1230638), (863, 1040980), (1426, 629990), (1460, 615319), (1679, 535060), (1726, 520490), (2263, 396980), (2852, 314995), (3358, 267530), (3452, 260245), (3565, 251996), (4315, 208196), (4526, 198490), (6716, 133765), (7130, 125998), (8395, 107012), (8630, 104098), (9052, 99245), (11315, 79396), (14260, 62999), (16790, 53506), (17260, 52049), (19849, 45260), (22630, 39698), (26753, 33580)]