16955140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 40642560

約数和(自身を除く): 23687420

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 31, 41, 46, 58, 62, 82, 92, 115, 116, 124, 145, 155, 164, 205, 230, 290, 310, 410, 460, 580, 620, 667, 713, 820, 899, 943, 1189, 1271, 1334, 1426, 1798, 1886, 2378, 2542, 2668, 2852, 3335, 3565, 3596, 3772, 4495, 4715, 4756, 5084, 5945, 6355, 6670, 7130, 8990, 9430, 11890, 12710, 13340, 14260, 17980, 18860, 20677, 23780, 25420, 27347, 29233, 36859, 41354, 54694, 58466, 73718, 82708, 103385, 109388, 116932, 136735, 146165, 147436, 184295, 206770, 273470, 292330, 368590, 413540, 546940, 584660, 737180, 847757, 1695514, 3391028, 4238785, 8477570, 16955140]

約数ペア:

[(1, 16955140), (2, 8477570), (4, 4238785), (5, 3391028), (10, 1695514), (20, 847757), (23, 737180), (29, 584660), (31, 546940), (41, 413540), (46, 368590), (58, 292330), (62, 273470), (82, 206770), (92, 184295), (115, 147436), (116, 146165), (124, 136735), (145, 116932), (155, 109388), (164, 103385), (205, 82708), (230, 73718), (290, 58466), (310, 54694), (410, 41354), (460, 36859), (580, 29233), (620, 27347), (667, 25420), (713, 23780), (820, 20677), (899, 18860), (943, 17980), (1189, 14260), (1271, 13340), (1334, 12710), (1426, 11890), (1798, 9430), (1886, 8990), (2378, 7130), (2542, 6670), (2668, 6355), (2852, 5945), (3335, 5084), (3565, 4756), (3596, 4715), (3772, 4495)]