400023568

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{593}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 936904320

約数和(自身を除く): 536880752

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 317, 532, 593, 634, 1064, 1186, 1268, 2128, 2219, 2372, 2536, 4151, 4438, 4744, 5072, 6023, 8302, 8876, 9488, 11267, 12046, 16604, 17752, 22534, 24092, 33208, 35504, 42161, 45068, 48184, 66416, 78869, 84322, 90136, 96368, 157738, 168644, 180272, 187981, 315476, 337288, 375962, 630952, 674576, 751924, 1261904, 1315867, 1503848, 2631734, 3007696, 3571639, 5263468, 7143278, 10526936, 14286556, 21053872, 25001473, 28573112, 50002946, 57146224, 100005892, 200011784, 400023568]

約数ペア:

[(1, 400023568), (2, 200011784), (4, 100005892), (7, 57146224), (8, 50002946), (14, 28573112), (16, 25001473), (19, 21053872), (28, 14286556), (38, 10526936), (56, 7143278), (76, 5263468), (112, 3571639), (133, 3007696), (152, 2631734), (266, 1503848), (304, 1315867), (317, 1261904), (532, 751924), (593, 674576), (634, 630952), (1064, 375962), (1186, 337288), (1268, 315476), (2128, 187981), (2219, 180272), (2372, 168644), (2536, 157738), (4151, 96368), (4438, 90136), (4744, 84322), (5072, 78869), (6023, 66416), (8302, 48184), (8876, 45068), (9488, 42161), (11267, 35504), (12046, 33208), (16604, 24092), (17752, 22534)]