7493980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 18768960

約数和(自身を除く): 11274980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 37, 38, 41, 52, 65, 74, 76, 82, 95, 130, 148, 164, 185, 190, 205, 247, 260, 370, 380, 410, 481, 494, 533, 703, 740, 779, 820, 962, 988, 1066, 1235, 1406, 1517, 1558, 1924, 2132, 2405, 2470, 2665, 2812, 3034, 3116, 3515, 3895, 4810, 4940, 5330, 6068, 7030, 7585, 7790, 9139, 9620, 10127, 10660, 14060, 15170, 15580, 18278, 19721, 20254, 28823, 30340, 36556, 39442, 40508, 45695, 50635, 57646, 78884, 91390, 98605, 101270, 115292, 144115, 182780, 197210, 202540, 288230, 374699, 394420, 576460, 749398, 1498796, 1873495, 3746990, 7493980]

約数ペア:

[(1, 7493980), (2, 3746990), (4, 1873495), (5, 1498796), (10, 749398), (13, 576460), (19, 394420), (20, 374699), (26, 288230), (37, 202540), (38, 197210), (41, 182780), (52, 144115), (65, 115292), (74, 101270), (76, 98605), (82, 91390), (95, 78884), (130, 57646), (148, 50635), (164, 45695), (185, 40508), (190, 39442), (205, 36556), (247, 30340), (260, 28823), (370, 20254), (380, 19721), (410, 18278), (481, 15580), (494, 15170), (533, 14060), (703, 10660), (740, 10127), (779, 9620), (820, 9139), (962, 7790), (988, 7585), (1066, 7030), (1235, 6068), (1406, 5330), (1517, 4940), (1558, 4810), (1924, 3895), (2132, 3515), (2405, 3116), (2470, 3034), (2665, 2812)]