4502620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 10830960

約数和(自身を除く): 6328340

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 41, 68, 76, 82, 85, 95, 164, 170, 190, 205, 289, 323, 340, 380, 410, 578, 646, 697, 779, 820, 1156, 1292, 1394, 1445, 1558, 1615, 2788, 2890, 3116, 3230, 3485, 3895, 5491, 5780, 6460, 6970, 7790, 10982, 11849, 13243, 13940, 15580, 21964, 23698, 26486, 27455, 47396, 52972, 54910, 59245, 66215, 109820, 118490, 132430, 225131, 236980, 264860, 450262, 900524, 1125655, 2251310, 4502620]

約数ペア:

[(1, 4502620), (2, 2251310), (4, 1125655), (5, 900524), (10, 450262), (17, 264860), (19, 236980), (20, 225131), (34, 132430), (38, 118490), (41, 109820), (68, 66215), (76, 59245), (82, 54910), (85, 52972), (95, 47396), (164, 27455), (170, 26486), (190, 23698), (205, 21964), (289, 15580), (323, 13940), (340, 13243), (380, 11849), (410, 10982), (578, 7790), (646, 6970), (697, 6460), (779, 5780), (820, 5491), (1156, 3895), (1292, 3485), (1394, 3230), (1445, 3116), (1558, 2890), (1615, 2788)]