20235099680

素因数分解:

$2^5\times 5^1\times {\mathrm{2153}}^1\times {\mathrm{58741}}^1$

素因数の和:60909

約数の個数: 48

約数和(自身を含む): 47828441304

約数和(自身を除く): 27593341624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2153, 4306, 8612, 10765, 17224, 21530, 34448, 43060, 58741, 68896, 86120, 117482, 172240, 234964, 293705, 344480, 469928, 587410, 939856, 1174820, 1879712, 2349640, 4699280, 9398560, 126469373, 252938746, 505877492, 632346865, 1011754984, 1264693730, 2023509968, 2529387460, 4047019936, 5058774920, 10117549840, 20235099680]

約数ペア:

[(1, 20235099680), (2, 10117549840), (4, 5058774920), (5, 4047019936), (8, 2529387460), (10, 2023509968), (16, 1264693730), (20, 1011754984), (32, 632346865), (40, 505877492), (80, 252938746), (160, 126469373), (2153, 9398560), (4306, 4699280), (8612, 2349640), (10765, 1879712), (17224, 1174820), (21530, 939856), (34448, 587410), (43060, 469928), (58741, 344480), (68896, 293705), (86120, 234964), (117482, 172240)]