19372980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 59875200

約数和(自身を除く): 40502220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 149, 165, 197, 220, 298, 330, 394, 447, 591, 596, 660, 745, 788, 894, 985, 1182, 1490, 1639, 1788, 1970, 2167, 2235, 2364, 2955, 2980, 3278, 3940, 4334, 4470, 4917, 5910, 6501, 6556, 8195, 8668, 8940, 9834, 10835, 11820, 13002, 16390, 19668, 21670, 24585, 26004, 29353, 32505, 32780, 43340, 49170, 58706, 65010, 88059, 98340, 117412, 130020, 146765, 176118, 293530, 322883, 352236, 440295, 587060, 645766, 880590, 968649, 1291532, 1614415, 1761180, 1937298, 3228830, 3874596, 4843245, 6457660, 9686490, 19372980]

約数ペア:

[(1, 19372980), (2, 9686490), (3, 6457660), (4, 4843245), (5, 3874596), (6, 3228830), (10, 1937298), (11, 1761180), (12, 1614415), (15, 1291532), (20, 968649), (22, 880590), (30, 645766), (33, 587060), (44, 440295), (55, 352236), (60, 322883), (66, 293530), (110, 176118), (132, 146765), (149, 130020), (165, 117412), (197, 98340), (220, 88059), (298, 65010), (330, 58706), (394, 49170), (447, 43340), (591, 32780), (596, 32505), (660, 29353), (745, 26004), (788, 24585), (894, 21670), (985, 19668), (1182, 16390), (1490, 13002), (1639, 11820), (1788, 10835), (1970, 9834), (2167, 8940), (2235, 8668), (2364, 8195), (2955, 6556), (2980, 6501), (3278, 5910), (3940, 4917), (4334, 4470)]