8831770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 18247680

約数和(自身を除く): 9415910

約数列:

[1, 2, 5, 10, 19, 23, 38, 43, 46, 47, 86, 94, 95, 115, 190, 215, 230, 235, 430, 437, 470, 817, 874, 893, 989, 1081, 1634, 1786, 1978, 2021, 2162, 2185, 4042, 4085, 4370, 4465, 4945, 5405, 8170, 8930, 9890, 10105, 10810, 18791, 20210, 20539, 37582, 38399, 41078, 46483, 76798, 92966, 93955, 102695, 187910, 191995, 205390, 232415, 383990, 464830, 883177, 1766354, 4415885, 8831770]

約数ペア:

[(1, 8831770), (2, 4415885), (5, 1766354), (10, 883177), (19, 464830), (23, 383990), (38, 232415), (43, 205390), (46, 191995), (47, 187910), (86, 102695), (94, 93955), (95, 92966), (115, 76798), (190, 46483), (215, 41078), (230, 38399), (235, 37582), (430, 20539), (437, 20210), (470, 18791), (817, 10810), (874, 10105), (893, 9890), (989, 8930), (1081, 8170), (1634, 5405), (1786, 4945), (1978, 4465), (2021, 4370), (2162, 4085), (2185, 4042)]