1025603980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{3671}}^1$

素因数の和:3970

約数の個数: 48

約数和(自身を含む): 2199234240

約数和(自身を除く): 1173630260

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 229, 244, 305, 458, 610, 916, 1145, 1220, 2290, 3671, 4580, 7342, 13969, 14684, 18355, 27938, 36710, 55876, 69845, 73420, 139690, 223931, 279380, 447862, 840659, 895724, 1119655, 1681318, 2239310, 3362636, 4203295, 4478620, 8406590, 16813180, 51280199, 102560398, 205120796, 256400995, 512801990, 1025603980]

約数ペア:

[(1, 1025603980), (2, 512801990), (4, 256400995), (5, 205120796), (10, 102560398), (20, 51280199), (61, 16813180), (122, 8406590), (229, 4478620), (244, 4203295), (305, 3362636), (458, 2239310), (610, 1681318), (916, 1119655), (1145, 895724), (1220, 840659), (2290, 447862), (3671, 279380), (4580, 223931), (7342, 139690), (13969, 73420), (14684, 69845), (18355, 55876), (27938, 36710)]