4283980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 9596160

約数和(自身を除く): 5312180

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 139, 230, 268, 278, 335, 460, 556, 670, 695, 1340, 1390, 1541, 2780, 3082, 3197, 6164, 6394, 7705, 9313, 12788, 15410, 15985, 18626, 30820, 31970, 37252, 46565, 63940, 93130, 186260, 214199, 428398, 856796, 1070995, 2141990, 4283980]

約数ペア:

[(1, 4283980), (2, 2141990), (4, 1070995), (5, 856796), (10, 428398), (20, 214199), (23, 186260), (46, 93130), (67, 63940), (92, 46565), (115, 37252), (134, 31970), (139, 30820), (230, 18626), (268, 15985), (278, 15410), (335, 12788), (460, 9313), (556, 7705), (670, 6394), (695, 6164), (1340, 3197), (1390, 3082), (1541, 2780)]