353269940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2\times {\mathrm{233}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 781384968

約数和(自身を除く): 428115028

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 233, 410, 430, 466, 820, 860, 932, 1165, 1763, 1849, 2330, 3526, 3698, 4660, 7052, 7396, 8815, 9245, 9553, 10019, 17630, 18490, 19106, 20038, 35260, 36980, 38212, 40076, 47765, 50095, 75809, 95530, 100190, 151618, 191060, 200380, 303236, 379045, 410779, 430817, 758090, 821558, 861634, 1516180, 1643116, 1723268, 2053895, 2154085, 4107790, 4308170, 8215580, 8616340, 17663497, 35326994, 70653988, 88317485, 176634970, 353269940]

約数ペア:

[(1, 353269940), (2, 176634970), (4, 88317485), (5, 70653988), (10, 35326994), (20, 17663497), (41, 8616340), (43, 8215580), (82, 4308170), (86, 4107790), (164, 2154085), (172, 2053895), (205, 1723268), (215, 1643116), (233, 1516180), (410, 861634), (430, 821558), (466, 758090), (820, 430817), (860, 410779), (932, 379045), (1165, 303236), (1763, 200380), (1849, 191060), (2330, 151618), (3526, 100190), (3698, 95530), (4660, 75809), (7052, 50095), (7396, 47765), (8815, 40076), (9245, 38212), (9553, 36980), (10019, 35260), (17630, 20038), (18490, 19106)]