996819460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{42131}}^1$

素因数の和:42173

約数の個数: 72

約数和(自身を含む): 2590612416

約数和(自身を除く): 1593792956

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 11830, 23660, 42131, 84262, 168524, 210655, 294917, 421310, 547703, 589834, 842620, 1095406, 1179668, 1474585, 2190812, 2738515, 2949170, 3833921, 5477030, 5898340, 7120139, 7667842, 10954060, 14240278, 15335684, 19169605, 28480556, 35600695, 38339210, 49840973, 71201390, 76678420, 99681946, 142402780, 199363892, 249204865, 498409730, 996819460]

約数ペア:

[(1, 996819460), (2, 498409730), (4, 249204865), (5, 199363892), (7, 142402780), (10, 99681946), (13, 76678420), (14, 71201390), (20, 49840973), (26, 38339210), (28, 35600695), (35, 28480556), (52, 19169605), (65, 15335684), (70, 14240278), (91, 10954060), (130, 7667842), (140, 7120139), (169, 5898340), (182, 5477030), (260, 3833921), (338, 2949170), (364, 2738515), (455, 2190812), (676, 1474585), (845, 1179668), (910, 1095406), (1183, 842620), (1690, 589834), (1820, 547703), (2366, 421310), (3380, 294917), (4732, 210655), (5915, 168524), (11830, 84262), (23660, 42131)]