12798970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 26127360

約数和(自身を除く): 13328390

約数列:

[1, 2, 5, 10, 19, 31, 38, 41, 53, 62, 82, 95, 106, 155, 190, 205, 265, 310, 410, 530, 589, 779, 1007, 1178, 1271, 1558, 1643, 2014, 2173, 2542, 2945, 3286, 3895, 4346, 5035, 5890, 6355, 7790, 8215, 10070, 10865, 12710, 16430, 21730, 24149, 31217, 41287, 48298, 62434, 67363, 82574, 120745, 134726, 156085, 206435, 241490, 312170, 336815, 412870, 673630, 1279897, 2559794, 6399485, 12798970]

約数ペア:

[(1, 12798970), (2, 6399485), (5, 2559794), (10, 1279897), (19, 673630), (31, 412870), (38, 336815), (41, 312170), (53, 241490), (62, 206435), (82, 156085), (95, 134726), (106, 120745), (155, 82574), (190, 67363), (205, 62434), (265, 48298), (310, 41287), (410, 31217), (530, 24149), (589, 21730), (779, 16430), (1007, 12710), (1178, 10865), (1271, 10070), (1558, 8215), (1643, 7790), (2014, 6355), (2173, 5890), (2542, 5035), (2945, 4346), (3286, 3895)]