30445220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6163}}^1$

素因数の和:6204

約数の個数: 48

約数和(自身を含む): 72488640

約数和(自身を除く): 42043420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 6163, 12326, 24652, 30815, 61630, 80119, 117097, 123260, 160238, 234194, 320476, 400595, 468388, 585485, 801190, 1170970, 1522261, 1602380, 2341940, 3044522, 6089044, 7611305, 15222610, 30445220]

約数ペア:

[(1, 30445220), (2, 15222610), (4, 7611305), (5, 6089044), (10, 3044522), (13, 2341940), (19, 1602380), (20, 1522261), (26, 1170970), (38, 801190), (52, 585485), (65, 468388), (76, 400595), (95, 320476), (130, 234194), (190, 160238), (247, 123260), (260, 117097), (380, 80119), (494, 61630), (988, 30815), (1235, 24652), (2470, 12326), (4940, 6163)]