2728101890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{1471}}^1$

素因数の和:1767

約数の個数: 64

約数和(自身を含む): 5316157440

約数和(自身を除く): 2588055550

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 227, 430, 454, 817, 1135, 1471, 1634, 2270, 2942, 4085, 4313, 7355, 8170, 8626, 9761, 14710, 19522, 21565, 27949, 43130, 48805, 55898, 63253, 97610, 126506, 139745, 185459, 279490, 316265, 333917, 370918, 632530, 667834, 927295, 1201807, 1669585, 1854590, 2403614, 3339170, 6009035, 6344423, 12018070, 12688846, 14358431, 28716862, 31722115, 63444230, 71792155, 143584310, 272810189, 545620378, 1364050945, 2728101890]

約数ペア:

[(1, 2728101890), (2, 1364050945), (5, 545620378), (10, 272810189), (19, 143584310), (38, 71792155), (43, 63444230), (86, 31722115), (95, 28716862), (190, 14358431), (215, 12688846), (227, 12018070), (430, 6344423), (454, 6009035), (817, 3339170), (1135, 2403614), (1471, 1854590), (1634, 1669585), (2270, 1201807), (2942, 927295), (4085, 667834), (4313, 632530), (7355, 370918), (8170, 333917), (8626, 316265), (9761, 279490), (14710, 185459), (19522, 139745), (21565, 126506), (27949, 97610), (43130, 63253), (48805, 55898)]