22053640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1094

約数の個数: 64

約数和(自身を含む): 57484800

約数和(自身を除く): 35431160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 997, 1106, 1580, 1994, 2212, 2765, 3160, 3988, 4424, 4985, 5530, 6979, 7976, 9970, 11060, 13958, 19940, 22120, 27916, 34895, 39880, 55832, 69790, 78763, 139580, 157526, 279160, 315052, 393815, 551341, 630104, 787630, 1102682, 1575260, 2205364, 2756705, 3150520, 4410728, 5513410, 11026820, 22053640]

約数ペア:

[(1, 22053640), (2, 11026820), (4, 5513410), (5, 4410728), (7, 3150520), (8, 2756705), (10, 2205364), (14, 1575260), (20, 1102682), (28, 787630), (35, 630104), (40, 551341), (56, 393815), (70, 315052), (79, 279160), (140, 157526), (158, 139580), (280, 78763), (316, 69790), (395, 55832), (553, 39880), (632, 34895), (790, 27916), (997, 22120), (1106, 19940), (1580, 13958), (1994, 11060), (2212, 9970), (2765, 7976), (3160, 6979), (3988, 5530), (4424, 4985)]